class SequentiallyConstraintValidatorTest

class SequentiallyConstraintValidatorTest extends KernelTestBase {
  
  /**
   * {@inheritdoc}
   */
  protected static $modules = [
    'config_test',
  ];
  
  /**
   * The typed data manager to use.
   */
  protected TypedDataManagerInterface $typedData;
  
  /**
   * {@inheritdoc}
   */
  protected function setUp() : void {
    parent::setUp();
    $this->typedData = $this->container
      ->get('typed_data_manager');
  }
  
  /**
   * Tests use of Sequentially validation constraint in config.
   */
  public function testConfigValidation() : void {
    $this->installConfig('config_test');
    $config = \Drupal::configFactory()->getEditable('config_test.validation');
    /** @var \Drupal\Core\Config\TypedConfigManagerInterface $typed_config_manager */
    $typed_config_manager = \Drupal::service('config.typed');
    $config->set('composite.sequentially', 'green');
    $result = $typed_config_manager->createFromNameAndData('config_test.validation', $config->get())
      ->validate();
    $this->assertCount(0, $result);
    $config->set('composite.sequentially', '');
    $result = $typed_config_manager->createFromNameAndData('config_test.validation', $config->get())
      ->validate();
    $this->assertCount(1, $result);
    $this->assertEquals('This value should not be blank.', $result->get(0)
      ->getMessage());
    $this->assertEquals('composite.sequentially', $result->get(0)
      ->getPropertyPath());
    $config->set('composite.sequentially', 'im a very long string that should now work');
    $result = $typed_config_manager->createFromNameAndData('config_test.validation', $config->get())
      ->validate();
    $this->assertCount(1, $result);
    $this->assertEquals('This value is too long. It should have 10 characters or less.', $result->get(0)
      ->getMessage());
    $this->assertEquals('composite.sequentially', $result->get(0)
      ->getPropertyPath());
  }
  
  /**
   * Tests the Sequentially validation constraint validator.
   */
  public function testValidation(string $type, mixed $value, array $constraints, array $expectedViolations, array $extra_constraints = []) : void {
    // Create a definition that specifies some AllowedValues.
    $definition = DataDefinition::create($type);
    if (count($extra_constraints) > 0) {
      foreach ($extra_constraints as $name => $settings) {
        $definition->addConstraint($name, $settings);
      }
    }
    $definition->addConstraint('Sequentially', [
      'constraints' => $constraints,
    ]);
    // Test the validation.
    $typed_data = $this->typedData
      ->create($definition, $value);
    $violations = $typed_data->validate();
    $violationMessages = [];
    foreach ($violations as $violation) {
      $violationMessages[] = (string) $violation->getMessage();
    }
    $this->assertEquals($expectedViolations, $violationMessages, 'Validation passed for correct value.');
  }
  
  /**
   * Data provider for testValidation().
   */
  public static function dataProvider() : array {
    return [
      'fail on a failing sibling validator' => [
        'integer',
        150,
        [
          [
            'Range' => [
              'min' => 100,
            ],
          ],
          [
            'NotNull' => [],
          ],
        ],
        [
          'This value should be blank.',
        ],
        [
          'Blank' => [],
        ],
      ],
      'fail if second validator fails' => [
        'integer',
        250,
        [
          [
            'Range' => [
              'min' => 100,
            ],
          ],
          [
            'AllowedValues' => [
              'choices' => [
                500,
              ],
            ],
          ],
        ],
        [
          'The value you selected is not a valid choice.',
        ],
      ],
      'show first validation error only even when multiple would fail' => [
        'string',
        'Green',
        [
          [
            'AllowedValues' => [
              'choices' => [
                'test',
              ],
            ],
          ],
          [
            'Blank' => [],
          ],
        ],
        [
          'The value you selected is not a valid choice.',
        ],
      ],
    ];
  }

}